$210+ Cheap flights from Ontario (ONT) to Caribbean
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/20. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SJU
Oct 16 — Oct 231
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Caribbean with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Ontario to Caribbean
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Cheapest flights from Ontario to CaribbeanExplore the most affordable flight options available from Ontario to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
Explore the most affordable flight options available from Ontario to Caribbean. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2026.
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3111:45 pm -
1 stop12h 43m
Sat 11/76:09 pm -
2 stops18h 31m
Deal found 9/16![American Airlines logo]()
$427
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/210:30 pm -
1 stop18h 43m
Wed 11/47:30 am -
2 stops15h 12m
Deal found 9/15![American Airlines logo]()
$431
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/17:49 pm -
2 stops13h 14m
Fri 11/138:30 am -
2 stops13h 40m
Deal found 9/15![American Airlines logo]()
$436
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/22:22 pm -
2 stops15h 20m
Wed 12/93:17 pm -
2 stops12h 29m
Deal found 9/14![American Airlines logo]()
$441
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:10 pm -
1 stop10h 10m
Fri 10/163:51 pm -
1 stop10h 08m
Deal found 9/16![American Airlines logo]()
$446
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:59 am -
2 stops13h 37m
Sat 10/317:25 am -
2 stops13h 36m
Deal found 9/12![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/22:22 pm -
2 stops15h 20m
Tue 12/156:28 am -
1 stop16h 19m
Deal found 9/14![American Airlines logo]()
$458
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:10 pm -
2 stops12h 13m
Fri 10/234:39 pm -
2 stops19h 31m
Deal found 9/15![American Airlines logo]()
$465
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:59 pm -
1 stop14h 13m
Tue 10/275:13 pm -
2 stops21h 01m
Deal found 9/13![American Airlines logo]()
$477
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/102:22 pm -
1 stop23h 47m
Thu 12/173:31 pm -
1 stop11h 26m
Deal found 9/12![American Airlines logo]()
$482
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am -
1 stop14h 20m
Sat 10/316:00 am -
1 stop15h 44m
Deal found 9/12![American Airlines logo]()
$494
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:55 pm -
2 stops11h 45m
Tue 10/2712:40 pm -
2 stops11h 10m
Deal found 9/13![Southwest logo]()
$504
Best flights from Ontario to CaribbeanDiscover carefully curated flight deals from Ontario to Caribbean that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
Discover carefully curated flight deals from Ontario to Caribbean that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 16, 2026.
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:10 pm -
2 stops12h 13m
Fri 10/234:39 pm -
2 stops19h 31m
Deal found 9/15![American Airlines logo]()
$465
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/205:00 am -
1 stop8h 50m
Fri 2/262:48 pm -
2 stops24h 45m
Deal found 9/14![United Airlines logo]()
$478
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:55 pm -
2 stops11h 45m
Tue 10/2712:40 pm -
2 stops11h 10m
Deal found 9/13![Southwest logo]()
$504
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/2311:15 pm -
1 stop19h 00m
Wed 10/289:15 am -
1 stop13h 10m
Deal found 9/15![Delta logo]()
$874
This Mytrip deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/1312:05 am -
2 stops25h 44m
Mon 1/187:39 pm -
2 stops25h 10m
Deal found 9/13![Multiple Airlines logo]()
$907
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:00 am -
2 stops28h 50m
Fri 10/301:52 pm -
2 stops25h 37m
Deal found 9/15![United Airlines logo]()
$522
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/910:30 pm -
1 stop11h 45m
Fri 11/132:18 pm -
1 stop11h 43m
Deal found 9/11![American Airlines logo]()
$524
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/177:50 pm -
2 stops14h 29m
Tue 2/235:33 pm -
2 stops23h 59m
Deal found 9/16![American Airlines logo]()
$532
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/146:00 am -
1 stop11h 24m
Wed 11/182:21 pm -
1 stop10h 30m
Deal found 9/14![United Airlines logo]()
$544
This Southwest deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/65:20 pm -
2 stops16h 40m
Fri 11/131:10 pm -
2 stops11h 50m
Deal found 9/14![Southwest logo]()
$600
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/156:00 am -
1 stop11h 24m
Wed 11/182:21 pm -
1 stop10h 30m
Deal found 9/15![United Airlines logo]()
$544
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2712:43 pm -
2 stops20h 18m
Tue 11/31:01 pm -
2 stops12h 56m
Deal found 9/12![American Airlines logo]()
$568
This United Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:00 am -
1 stop11h 24m
Wed 11/187:40 am -
2 stops14h 21m
Deal found 9/14![United Airlines logo]()
$544
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:00 am -
1 stop9h 38m
Mon 10/261:21 pm -
1 stop10h 30m
Deal found 9/13![United Airlines logo]()
$552
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1810:10 pm -
1 stop13h 10m
Mon 10/263:20 pm -
2 stops21h 15m
Deal found 9/16![American Airlines logo]()
$608
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:07 am -
1 stop11h 08m
Fri 10/169:15 am -
1 stop14h 54m
Deal found 9/15![Delta logo]()
$898
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/271:29 pm -
2 stops21h 04m
Tue 11/32:40 pm -
1 stop10h 00m
Deal found 9/12![United Airlines logo]()
$564
This Mytrip deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:05 am -
2 stops25h 44m
Wed 11/187:39 pm -
3 stops30h 36m
Deal found 9/11![Multiple Airlines logo]()
$914
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/134:25 pm -
2 stops17h 51m
Tue 1/1912:14 pm -
2 stops14h 03m
Deal found 9/11![American Airlines logo]()
$655
This Delta deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:07 am -
1 stop11h 08m
Thu 10/159:15 am -
1 stop14h 39m
Deal found 9/15![Delta logo]()
$898
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/51:29 pm -
2 stops21h 45m
Sat 11/213:45 pm -
1 stop8h 55m
Deal found 9/15![United Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/811:59 pm -
2 stops12h 23m
Mon 11/235:39 pm -
2 stops18h 56m
Deal found 9/13![American Airlines logo]()
$694
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:00 am -
1 stop8h 45m
Wed 10/282:20 pm -
2 stops32h 31m
Deal found 9/12![United Airlines logo]()
$597
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/281:05 pm -
2 stops21h 25m
Wed 11/43:19 pm -
1 stop10h 53m
Deal found 9/13![American Airlines logo]()
$699
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/25:00 am -
2 stops28h 13m
Sun 11/83:45 pm -
2 stops23h 44m
Deal found 9/11![United Airlines logo]()
$597
This Mytrip deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1212:55 am -
3 stops30h 25m
Sun 10/186:15 pm -
3 stops31h 50m
Deal found 9/13![Multiple Airlines logo]()
$1,196
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/82:22 pm -
2 stops20h 38m
Sun 12/134:40 pm -
2 stops19h 59m
Deal found 9/16![American Airlines logo]()
$728
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/301:32 pm -
1 stop24h 18m
Fri 11/62:54 pm -
1 stop30h 53m
Deal found 9/15![United Airlines logo]()
$614
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/177:00 am -
2 stops26h 13m
Wed 1/271:25 pm -
2 stops31h 22m
Deal found 9/13![United Airlines logo]()
$618
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/57:34 pm -
2 stops13h 53m
Wed 10/141:01 pm -
2 stops12h 52m
Deal found 9/12![American Airlines logo]()
$765
Last-minute flights from Ontario to CaribbeanDiscover last-minute flight deals from Ontario to Caribbean. Data last updated September 16, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Caribbean. Data last updated September 16, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:10 pm -
1 stop10h 10m
Fri 10/163:51 pm -
1 stop10h 08m
Deal found 9/16![American Airlines logo]()
$446
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1010:10 pm -
2 stops12h 13m
Fri 10/234:39 pm -
2 stops19h 31m
Deal found 9/15![American Airlines logo]()
$465
This American Airlines deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/127:34 pm -
2 stops15h 34m
Mon 10/195:13 pm -
2 stops21h 01m
Deal found 9/14![American Airlines logo]()
$544
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/1911:59 pm -
1 stop14h 13m
Tue 10/275:13 pm -
2 stops21h 01m
Deal found 9/13![American Airlines logo]()
$477
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/196:00 am -
1 stop11h 38m
Wed 10/212:55 pm -
1 stop10h 04m
Deal found 9/15![United Airlines logo]()
$526
This American Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/202:22 pm -
2 stops18h 56m
Tue 10/275:13 pm -
2 stops24h 03m
Deal found 9/13![American Airlines logo]()
$534
This United Airlines deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/204:03 pm -
2 stops16h 54m
Wed 10/212:00 pm -
1 stop9h 58m
Deal found 9/13![United Airlines logo]()
$539
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/226:00 am -
1 stop14h 20m
Sat 10/316:00 am -
1 stop15h 44m
Deal found 9/12![American Airlines logo]()
$494
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/236:55 pm -
2 stops11h 45m
Tue 10/2712:40 pm -
2 stops11h 10m
Deal found 9/13![Southwest logo]()
$504
This United Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/265:00 am -
2 stops28h 50m
Fri 10/301:52 pm -
2 stops25h 37m
Deal found 9/15![United Airlines logo]()
$522
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/276:59 am -
2 stops13h 37m
Sat 10/317:25 am -
2 stops13h 36m
Deal found 9/12![United Airlines logo]()
$454
This American Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/3111:45 pm -
1 stop12h 43m
Sat 11/76:09 pm -
2 stops18h 31m
Deal found 9/16![American Airlines logo]()
$427
One-way flights from Ontario to CaribbeanSearch for one-way flight options from Ontario to Caribbean. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
Search for one-way flight options from Ontario to Caribbean. Find affordable one-way fares based on user searches. Data last updated September 16, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:25 pm -
2 stops12h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:25 pm -
2 stops18h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/14![Frontier logo]()
$211
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/510:00 pm -
1 stop13h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Delta logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/1710:04 am -
2 stops26h 15m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Frontier logo]()
$216
This United Airlines deal was found by Cheapflights users on 9/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/177:00 am -
2 stops13h 50m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/16![United Airlines logo]()
$218
This American Airlines deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/54:25 pm -
2 stops13h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![American Airlines logo]()
$224
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/312:22 pm -
2 stops17h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![American Airlines logo]()
$257
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/286:00 am -
1 stop8h 12m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![American Airlines logo]()
$262
This American Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/297:00 am -
2 stops26h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![American Airlines logo]()
$263
This United Airlines deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/241:22 pm -
2 stops22h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![United Airlines logo]()
$272
This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:03 pm -
2 stops16h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![United Airlines logo]()
$272
This Kiwi.com deal was found by Cheapflights users on 9/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/56:45 pm -
2 stops40h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Multiple Airlines logo]()
$275
Find flight deals from Ontario to Caribbean
Keep the following information in mind while searching for Ontario to Caribbean flight deals. Data was last updated September 16, 2026.
Round-trip from | $431 (American Airlines) |
|---|---|
One-way from | $210 (Kiwi.com) |
Popular in | June |
Cheapest in | October |
Average price | $414 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Caribbean that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 16, 2026.
Use the filters below to find and compare flights from Ontario to Caribbean that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioMontego Bay
ONT Ontario - MBJ Montego Bay Sangster Intl
ONTMBJ
Ontario
Mon 10/5
10:00 pm-1:00 pm
1 stop13h 00m
Montego Bay Sangster Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$212
OntarioSan Juan
ONT Ontario - SJU San Juan Luis Munoz Marin Intl
ONTSJU
Ontario
Sat 10/17
7:00 am-11:50 pm
2 stops13h 50m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$218
OntarioMontego Bay
ONT Ontario - MBJ Montego Bay Sangster Intl
ONTMBJ
Ontario
Fri 10/30
11:59 pm-4:12 pm
1 stop14h 13m
Montego Bay Sangster Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$257
Quickest round-trip
OntarioMontego Bay
ONT Ontario - MBJ Montego Bay Sangster Intl
ONTMBJ
Ontario
Sat 10/24
5:00 am-3:45 pm
1 stop8h 45m
Montego Bay Sangster Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$272
OntarioMontego Bay
ONT Ontario - MBJ Montego Bay Sangster Intl
ONTMBJ
Ontario
Sat 2/20
1:00 pm-1:46 pm
2 stops21h 46m
Montego Bay Sangster Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$272
OntarioSan Juan
ONT Ontario - SJU San Juan Luis Munoz Marin Intl
ONTSJU
Ontario
Tue 11/17
4:17 pm-2:40 pm
2 stops18h 23m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$272
OntarioSan Juan
ONT Ontario - SJU San Juan Luis Munoz Marin Intl
ONTSJU
Ontario
Sat 10/3
6:00 am-11:50 pm
2 stops14h 50m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-8:00 pm
Nonstop0h 00m
$272
OntarioMontego Bay
ONT Ontario - MBJ Montego Bay Sangster Intl
ONTMBJ
Ontario
Sun 10/25
5:00 am-11:13 am
2 stops28h 13m
Montego Bay Sangster Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$278
OntarioMontego Bay
ONT Ontario - MBJ Montego Bay Sangster Intl
ONTMBJ
Ontario
Sun 10/4
10:00 pm-3:35 pm
1 stop15h 35m
Montego Bay Sangster Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$302
OntarioPunta Cana
ONT Ontario - PUJ Punta Cana
ONTPUJ
Ontario
Sun 11/15
6:50 pm-1:45 pm
2 stops14h 55m
Punta Cana
Wed 12/31
12:00 am-8:30 pm
Nonstop0h 00m
$309
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Ontario to Caribbean
Have a flexible travel schedule? Discover the best time to fly to Caribbean from Ontario with our price prediction graph.
ONT-MBJ
ONT-SJU
ONT-SXM
ONT-KIN
ONT-SDQ
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Caribbean
ONT-0CB
ONT-MBJ
ONT-SJU
ONT-SXM
ONT-KIN
What is the cheapest month to book a flight from Ontario to Caribbean?
Currently, October is the cheapest month in which you can book a flight from Ontario to Caribbean (average of $426). Flying from Ontario to Caribbean in November is currently the most expensive (average of $804). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
How far ahead should I book a flight from Ontario to Caribbean?
Booking 54 days in advance of your planned departure date is, on average, the best time to get cheap flights from Ontario to Caribbean. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Reviews of airlines servicing Caribbean
Get insights into the airlines that provide service to Caribbean. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Caribbean. Reviews last updated September 16, 2026.
Read reviews from past customers who have flown Southwest,Delta, andUnited Airlines from Ontario to Caribbean. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Entertainment
7.5
Overall
8.0
Comfort
8.0
Food
7.0
Boarding
8.1
Crew
8.6
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Caribbean. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Caribbean
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Caribbean by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Ontario to Caribbean by cabin class
Find flights from Ontario to Caribbean, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Caribbean flights
Browse other Ontario and Caribbean flight options. Last updated on September 16, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Fly to Caribbean countries
Consider these flights traveling to countries located in Caribbean.
Ontario to Caribbean flights
Consider these flights traveling from Ontario to Caribbean.
Top 5 airlines flying from Ontario to Caribbean
Discover the top 5 airlines that operate flights from Ontario to Caribbean. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 16, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$168 | Average$552 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$318 | Average$651 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$371 | Average$693 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$419 | Average$659 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$421 | Average$748 | FlexibilityNo cancel fee | On-time62% |